Highs and lows from NFL combine 2013 [Pictures]

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Brian Spurlock-USA TODAY Sports, USA TODAY Sports

Notre Dame middle linebacker Manti Te'o (above) is one of the most scrutinized players in the draft due to a hoax involving a fake girlfriend. On the field, Te'o wasn't impressive in Indianapolis. He ran a sluggish 40-yard time of 4.82 seconds and appears to lack explosiveness. NFL Network...

Notre Dame middle linebacker Manti Te'o (above) is one of the most scrutinized players in the draft due to a hoax involving a fake girlfriend. On the field, Te'o wasn't impressive in Indianapolis. He ran a sluggish 40-yard time of 4.82 seconds and appears to lack explosiveness. NFL Network... (Brian Spurlock-USA TODAY Sports, USA TODAY Sports)

There was no hiding the admiration when NFL Network analysts Mike Mayock and Warren Sapp commented on Florida defensive tackle Sharrif Floyd going through agility and positional drills. It doesn't take an expert to realize that Floyd's change-of-direction skills and balance are rare for a...

There was no hiding the admiration when NFL Network analysts Mike Mayock and Warren Sapp commented on Florida defensive tackle Sharrif Floyd going through agility and positional drills. It doesn't take an expert to realize that Floyd's change-of-direction skills and balance are rare for a... (Pat Lovell-USA TODAY Sports, Pat Lovell-USA TODAY Sports)

Utah defensive tackle Star Lotulele (above)i, one of the top draft prospects, wasn't allowed to work out after a heart condition was discovered at the combine. Lotulelei will return to Salt Lake City to undergo more tests. The 6-foot-2, 311-pounder's left ventricle isn't operating at full...

Utah defensive tackle Star Lotulele (above)i, one of the top draft prospects, wasn't allowed to work out after a heart condition was discovered at the combine. Lotulelei will return to Salt Lake City to undergo more tests. The 6-foot-2, 311-pounder's left ventricle isn't operating at full... (Brian Spurlock-USA TODAY Sports, USA TODAY Sports)

The speed at the offensive tackle position was one of the biggest revelations of the scouting combine. Arkansas Pine-Bluff offensive left tackle Terron Armstead (above) broke Allen Barbre's offensive line 40-yard dash record with 4.71, continuing his rise on draft boards. While Armstead isn't...

The speed at the offensive tackle position was one of the biggest revelations of the scouting combine. Arkansas Pine-Bluff offensive left tackle Terron Armstead (above) broke Allen Barbre's offensive line 40-yard dash record with 4.71, continuing his rise on draft boards. While Armstead isn't... (Brian Spurlock-USA TODAY Sports, USA TODAY Sports)